I've had it on my 55G soon to be reef since May and it works great for me. getting it set at first is the hardest part figuring where you need it to be...just read the instructions and you'll be fine...
I had 2 of them on my 75g and they worked better than a seaclone which worked better than the berlin airlift. BUT i bought a turboflotor 1000m for 250 and this one kicks their
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yeah they will work but spend the extra 100 and i would recommend a turboflotor...